xref: /linux/security/integrity/evm/evm_posix_acl.c (revision bd628c1bed7902ec1f24ba0fe70758949146abbe)
1 /*
2  * Copyright (C) 2011 IBM Corporation
3  *
4  * Author:
5  * Mimi Zohar <zohar@us.ibm.com>
6  *
7  * This program is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License as published by
9  * the Free Software Foundation, version 2 of the License.
10  */
11 
12 #include <linux/xattr.h>
13 #include <linux/evm.h>
14 
15 int posix_xattr_acl(const char *xattr)
16 {
17 	int xattr_len = strlen(xattr);
18 
19 	if ((strlen(XATTR_NAME_POSIX_ACL_ACCESS) == xattr_len)
20 	     && (strncmp(XATTR_NAME_POSIX_ACL_ACCESS, xattr, xattr_len) == 0))
21 		return 1;
22 	if ((strlen(XATTR_NAME_POSIX_ACL_DEFAULT) == xattr_len)
23 	     && (strncmp(XATTR_NAME_POSIX_ACL_DEFAULT, xattr, xattr_len) == 0))
24 		return 1;
25 	return 0;
26 }
27